walk_category_dropdown_tree( mixed $args )
Retrieves HTML dropdown (select) content for category list.
Description
See also
Walker::walk(): for parameters and return description.
Parameters
- $args
-
(Required) Elements array, maximum hierarchical depth and optional additional arguments.
Return
(string)
Source
File: wp-includes/category-template.php
function walk_category_dropdown_tree() {
$args = func_get_args();
// the user's options are the third parameter
if ( empty( $args[2]['walker'] ) || ! ( $args[2]['walker'] instanceof Walker ) ) {
$walker = new Walker_CategoryDropdown;
} else {
$walker = $args[2]['walker'];
}
return call_user_func_array( array( $walker, 'walk' ), $args );
}
Changelog
| Version | Description |
|---|---|
| 5.3.0 | Formalized the existing ...$args parameter by adding it to the function signature. |
| 2.1.0 | Introduced. |